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Merck
CN

87983

Tetraoctylammonium nitrate

Selectophore™, ≥99.0%

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About This Item

Linear Formula:
[CH3(CH2)6CH2]4N(NO3)
CAS Number:
33734-52-0
Molecular Weight:
528.89
UNSPSC Code:
26111700
NACRES:
NB.61
PubChem Substance ID:
329769620
MDL number:
MFCD00525561
Beilstein/REAXYS Number:
7108220

Key Documents

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Product Name

Tetraoctylammonium nitrate, Selectophore™, ≥99.0%

assay

≥99.0%
≥99.0% (NT)

form

powder

InChI

1S/C32H68N.NO3/c1-5-9-13-17-21-25-29-33(30-26-22-18-14-10-6-2,31-27-23-19-15-11-7-3)32-28-24-20-16-12-8-4;2-1(3)4/h5-32H2,1-4H3;/q+1;-1

SMILES string

[O-][N+]([O-])=O.CCCCCCCC[N+](CCCCCCCC)(CCCCCCCC)CCCCCCCC

InChI key

MJHKPBXGJMKYAY-UHFFFAOYSA-N

description

for ion-selective electrodes

product line

Selectophore™

impurities

≤0.05% halides (as bromide)

mp

112-114 °C

Quality Level

200

Related Categories

Application

TOAN has been used as recognition element in formulating potentiometric membrane to develop an electronic tongue system for monitoring nitrogen species level in water samples.

General description

Tetraoctylammonium nitrate (TOAN) is an ionophore or recognition element mostly used in potentiometric sensors.
Visit our Sensor Applications portal to learn more.

Packaging

Bottomless glass bottle. Contents are inside inserted fused cone.

Legal Information

Selectophore is a trademark of Merck KGaA, Darmstadt, Germany

pictograms

Exclamation mark
GHS07

signalword

Warning

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
BCCN8256
BCCJ4332
BCCF8613
BCBW9759
BCBW6389

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Anna González-Bellavista et al.
Analytica chimica acta, 577(1), 85-90 (2007-08-29)
To date, poly(vinyl chloride) (PVC) is the most used polymer in the design of ion selective electrode (ISE) membranes. This paper is focused on the use of sulfonated poly(ether ether ketone) (SPEEK) as an alternative material to PVC for the
Antonio Calvo-López et al.
Analytica chimica acta, 995, 77-84 (2017-11-12)
The construction and evaluation of a Cyclic Olefin Copolymer (COC)-based continuous flow potentiometric microanalyzer to simultaneously monitor potassium, chloride and nitrate ions in samples from an on-board water recycling process expected to be installed in future manned space missions is
Development and application of an electronic tongue for detection and monitoring of nitrate, nitrite and ammonium levels in waters.
Nu?ez, L., et al.
Microchemical Journal, Devoted to the Application of Microtechniques in All Branches of Science, 110, 273-279 (2013)

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